RUSSELLmEnglishFrom a surname which meant "little red one" in French. A notable bearer of the surname was the agnostic British philosopher Bertrand Russell (1872-1970), who wrote on many subjects including logic, epistemology and mathematics. He was also a political activist for causes such as pacifism and women's rights.

RYOUTAmJapaneseFrom Japanese 涼 (ryou) meaning "cool, refreshing", 亮 (ryou) meaning "clear" or 良 (ryou) meaning "good" combined with 太 (ta) meaning "thick, big". This name can also be formed of other kanji combinations.